Bang & Olufsen DVD 2, Service Manual

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3.8 Fault flow chart
Confirm on PCB04,
Power Supply:
+5V on J4 pin 4
+2V on J4 pin
Fault symptom:
DVD 2 starts up but goes to standby
Stby. LED = Red
Display shows ‘STARTING’ and the DVD 2 is
locked!
After a few minutes DVD 2 reboots and the
sequence is repeated
Possible causes:
Defective HDD
Defective Power Supply
Replace HDD
(Check cables W &
W3 before replacing)
Refer to ‘Adjustments’
when replacing
Start HyperTerminal
(Refer to Service Mode
for use)
Confirm
communication with
HDD by typing:
DS:>200 at prompt
Replace PCB04,
Power Supply
Confirm HDD
diagnostic test by
typing:
DS:>205 at prompt
OK?
No
Yes
Perform an ‘image download’ from DVD
format disc, by typing:
DS:>207 at prompt
Refer to ‘Adjustments’ for further
information
(Formatting a new HDD)
WARNING!: All recording Data will be lost
Replace HDD
(Check cables W &
W3 before replacing)
Refer to ‘Adjustments’
when replacing